import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);
        int m = console.nextInt();
        int n = console.nextInt();
        int result = getCM(m, n);
        System.out.println(result);
    }

    public static int getCM(int m, int n){

        //write your code here......
        int i = 0;
        for(i = m>n?m:n;i<=m*n;i++){
            if(0 == i % m&&0 == i % n){
                return i;
            }
        }
        return i;
    }
}